HOWARD COUNTY, Ind. — An inmate has died at the Howard County Jail after being found unconscious.

An inmate, identified as 64-year-old Donald Helton Jr., was found unresponsive around 11:40 a.m. Sunday. Medics arrived shortly after and performed CPR. Helton Jr. was pronounced dead around 12:05 p.m.

Autopsy reports released on Feb. 27 by the Howard County Coroner’s Office indicate that no foul play was found.

The preliminary results have ruled Helton’s death due to natural causes, with the cause being a heart-related complication.

The final cause of death will be shared publicly when toxicology results are in. This is estimated to take between 6 and 8 weeks.

The case remains under investigation.